Arecen..] CLXXXVII, | PALMJE. 917 
(Harina). Griff. in Calo. Journ. Nat. Hist. v. 482, sp. 15 Palm. Erit. Ind. 174, 175, 297, 237 A, B, C 
CH. caryotoides et oblongifolia). Brandis, For. Fl. 549. Kurz, For. Fl. ii. 531 (excl. sp. 3). T. Anders. 
in Journ. Linn. Soc. xi. 6. Bot. Mag. t. 4584. JW. Yome, Kurz,l.c. 633, species nobis ignota, 
differt calyce d minuto cupulari. 
71. Didymosperma, H. JWendl. et Drude. (Blancoa, Blume, Rwmph. ii, 198, in nota 
, nomen tantwm.)—Flores in diversis (rarius in eodem) spadicibus interfolisceis 
monoici (interdum dioici?) bracteati et 2-bracteolati. Fl.d triei, Calyx 
3-lobus v. 3-partitus, segmentis rotundatis marginibus membranaceis imbricatis. Petala 
ovato-oblonga, erasse corlacea, intus costata, libera v. basi connata, post anthesin incurva. 
Stamina 10-30, filamentis brevibus subulatis basi connatis ; antherw lineares, basi bifida 
insertze, erectse.  Ovarii rudimentum 0. Fl. 9 masculis minores, subglobosi, perianthio 
post anthesin paullo aucto. Sepala rotundata, coriacea. Corolla 3-partita, segmentis 
triangulari-ovatis aeutis incurvis crasse coriaceeis valvatis.  Staminodia.0. Ovarium 
depresso-3-gonum, 2-3-loculare, basi tractum ; stigmata sessilia, - | conica, conniventia ; 
ovula basilaria, erecta, céitipreasat Fructus ovoideus v. oblongus, 1-2-locularis et -sper- 
mus, stigmate apicali v. subapicali, pericarpio crasse coriaceo. Semina erecta, oblonga, 
plano-convexa, libera, hilo minuto basilari, testa tenuissima, rapheos ramis paucis 
arcuatis, albumine szquabili corneo solido ; embryo medio dorso seminis. —Palm:e humiles, 
caudicibus solitariis v. caudice solitario inel Folia terminali: iqualit 
subtus argenteo-furfuracea, segmentis oppositis et "üiternié solitariis : v. inferioribus fasci- 
culatis e basi cuneata obovato-oblongis v. ito-lobatis et erosis terminali 
cuneata, marginibus basi recurvis, costa distincta, nervis flabellatis, vagina brevi fibrosa. 
Spadices breviter erisséque. ;pedunculati, ramis crassis.  Spathz numeross, spadicem 
gi Flores maj 
Species ad 6, Indi: transgangetiez et Archipelagi Malayani incole, Genus Wallichiz arcte affine 
et vix non separabile; species includit sequentes: Wallichia porphyrocarpa, Mart. Hist. Nat. Palm. 
190, t. 157 (que W. Orani, Blume, Rumph. ii. 195, et Orania regalis, 1.85, 95) ; Wallichie, sect. 
Orania, Mart.l.c. 310; Wallichie species varie, Miq. Fl. Ind. Bat. iii. 32, et. Pl. Jungh. 157 ; et 
Harina nana, Griff. Palm. Brit. Ind. 176, t. 238 A, B. 
72. Arenga, Labill. à» Mém. Inst. Par. iv. 209. (Saguerus, Rob. Fl. Ind. iii. 626. 
Gomutus, Spreng. Gen. n. 2229. )— Flores i in distinctis (rarius in eodem) spadicibus inter- 
foliaceis simpliciter ramosis monoici, solitarii, rarius 3-ni intermedio Q, v. 2-ni d, 
bracteati et bracteolati. Fl. d' sy irici. Sepala rotundata, concava, late 3jrieata. 
Petala. elongato-oblonga, obtusa, valvata. | Stamina perplurima, filamentis brevibus 
subulatis; antherc lineares, basifixee, connectivo apice producto. Ovarii rudimentum 0. 
FL9 masculis minores, subglobosi, perianthio post anthesin aucto. Petala 3, mi: ari- 
oyata, acuta, incurva, valvata. Staminodia plurima v. obsoleta. Ovarium subglobosum, 
3-loculare ; stigmata sessilia, conica ; ovula solitaria, basilaria, erecta. Fructus globoso- 
obovoideus, obscure 3-gonus, est depressus, 2-3-: "spermus, stigmatibus terminalibus, 
pio earnoso raphidibus onusto. Semina obovoidea, in fructibus 2-spermis plano- 
convexa, in 3-spermis dorso conyexa ventre bifacialia, hilo parvo basilari, testa lzevi atra, 
raphe 0, albumine teste adhzerente zequabili corneo solido ; embryo infra medium seminis 
dorsalis. i Ealines monocarpios ?, inermes, caudice crasso superne vaginis vetustis fibrosis 
vestito, Folia t li elongata, inzqualiter pinnatisecta, seg- 
mentis li ibus y. cuneatis petiolulati is v. apice oblique fissis, costis validis, 
nervis parallelis, marginibus supra medium eroso-denticulatis basi recuryis uno v. utroque 
Were basi auriculatis subtus pallidis, petiolo plano-convexo marginibus in una specie 
jnosis, vagina brevi fib ibus crinitis. Spadices magni, deorsum 
evoluti, pedunculo brevi | decurvo, ramis elongatis gracilibus pendulis ; spathze numerosc, 
inserts, deeiduz ; bracteze et bracteolm late, Flores pro ordine 
magni, fusco- y. flavo-virides, v. purpurascentes. Fructus flavescens, carne pruriente. 
Species. ad 5, Asie tropiez, Archipelagi Malayani, Nove Guinew et Australiz tropiese incole, 
Mart. Hist. Nat, Palm. Vii. 191, 4. 108, 147, 148 (excl, citat, t. 101, f. 4, que vir Arenge species). 
